package offer.singleton;

/**
 * Description：
 * Author: zhangc
 * Date：2017/7/18 9:22
 */
public enum EnmuSingleton {

    INSTANCE;

    public static int val = 0;
    public static EnmuSingleton getInstance(){
        return  INSTANCE;
    }

    public Integer addVal(){
        return ++val;
    }

}
